class WrapperClass {
	public static void main(String[] args) {
		Double doubleObj=new Double("2.3");
		System.out.println(doubleObj);

		double d=Double.parseDouble("3.4");
		System.out.println(d);

		Double dObj=Double.valueOf(3.4);
		System.out.println(dObj.intValue());
		System.out.println(d==dObj);

		double doubleVal=new Double(1.234);
		System.out.println(doubleVal);

	}
}
